Home / 55,705.09-76,882.85-33,056.57

Finding the Fourth Proportional to 55,705.09, 76,882.85 and 33,056.57

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Solution

The fourth proportional to 55,705.09, 76,882.85 and 33,056.57 is: 45,623.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,705.09 : 76,882.85 = 33,056.57 : x
  2. Step 2: Convert to fraction form
    55,705.09/76,882.85 = 33,056.57/x
  3. Step 3: Cross multiply
    55,705.09x = 76,882.85 × 33,056.57
  4. Step 4: Simplify right side
    55,705.09x = 2,541,483,312.82
  5. Step 5: Solve for x
    x = 2,541,483,312.82/55,705.09
  6. Step 6: Final answer
    x = 45,623.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.